Fix devise/shared/_signin_box spec

spec/views/devise/shared/_signin_box.html.haml_spec.rb

@@ -11,6 +11,7 @@ RSpec.describe 'devise/shared/_signin_box' do
       allow(view).to receive(:captcha_enabled?).and_return(false)
       allow(view).to receive(:captcha_on_login_required?).and_return(false)
       allow(view).to receive(:experiment_enabled?).and_return(false)
+      allow(view).to receive(:arkose_labs_enabled?).and_return(false)
     end
 
     it 'is shown when Crowd is enabled' do